81999839

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{601}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 88999680

約数和(自身を除く): 6999841

約数列:

[1, 19, 43, 167, 601, 817, 3173, 7181, 11419, 25843, 100367, 136439, 491017, 1906973, 4315781, 81999839]

約数ペア:

[(1, 81999839), (19, 4315781), (43, 1906973), (167, 491017), (601, 136439), (817, 100367), (3173, 25843), (7181, 11419)]